2200442421 has 16 divisors (see below), whose sum is σ = 3089456640. Its totient is φ = 1389250800.

The previous prime is 2200442417. The next prime is 2200442467. The reversal of 2200442421 is 1242440022.

It is not a de Polignac number, because 2200442421 - 2² = 2200442417 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2200442401) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 211696 + ... + 221846.

It is an arithmetic number, because the mean of its divisors is an integer number (193091040).

Almost surely, 2^2200442421 is an apocalyptic number.

It is an amenable number.

2200442421 is a deficient number, since it is larger than the sum of its proper divisors (889014219).

2200442421 is a wasteful number, since it uses less digits than its factorization.

2200442421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13976.

The product of its (nonzero) digits is 1024, while the sum is 21.

The square root of 2200442421 is about 46908.8735848560. The cubic root of 2200442421 is about 1300.6786241849.

Adding to 2200442421 its reverse (1242440022), we get a palindrome (3442882443).

The spelling of 2200442421 in words is "two billion, two hundred million, four hundred forty-two thousand, four hundred twenty-one".